Water depth filtration, purification of water treatment equipment. Generally refers to the family as a small purifier. The core technology for the filter device in the filter membrane, the current main technology from the ultrafiltration membrane and RO reverse osmosis membrane two. Water purifier can effectively filter out rust in the water, sand, glue and adsorption of chlorine in the water, smell, color, pesticides and other chemicals. Can effectively remove water bacteria, germs, toxins, heavy metals and other impurities.